511396 has 6 divisors (see below), whose sum is σ = 894950. Its totient is φ = 255696.

The previous prime is 511391. The next prime is 511409. The reversal of 511396 is 693115.

It can be written as a sum of positive squares in only one way, i.e., 509796 + 1600 = 714^2 + 40^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 511396.

It is not an unprimeable number, because it can be changed into a prime (511391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63921 + ... + 63928.

2⁵¹¹³⁹⁶ is an apocalyptic number.

It is an amenable number.

511396 is a deficient number, since it is larger than the sum of its proper divisors (383554).

511396 is a wasteful number, since it uses less digits than its factorization.

511396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127853 (or 127851 counting only the distinct ones).

The product of its digits is 810, while the sum is 25.

The square root of 511396 is about 715.1195704216. The cubic root of 511396 is about 79.9685292882.

The spelling of 511396 in words is "five hundred eleven thousand, three hundred ninety-six".